[INFO] fetching crate rd-util 2.2.3... [INFO] checking rd-util-2.2.3 against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar [INFO] extracting crate rd-util 2.2.3 into /workspace/builds/worker-3-tc1/source [INFO] validating manifest of crates.io crate rd-util 2.2.3 on toolchain 385fa9d845dd326c6bbfd58c22244215e431948a [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate rd-util 2.2.3 [INFO] finished tweaking crates.io crate rd-util 2.2.3 [INFO] tweaked toml for crates.io crate rd-util 2.2.3 written to /workspace/builds/worker-3-tc1/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Updating crates.io index [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Locking 143 packages [INFO] [stderr] Adding bitflags v1.3.2 (latest: v2.5.0) [INFO] [stderr] Adding cfg_aliases v0.1.1 (latest: v0.2.0) [INFO] [stderr] Adding clap v2.34.0 (latest: v4.5.4) [INFO] [stderr] Adding encode_unicode v0.3.6 (latest: v1.0.0) [INFO] [stderr] Adding enum-iterator v1.5.0 (latest: v2.0.0) [INFO] [stderr] Adding env_logger v0.9.3 (latest: v0.11.3) [INFO] [stderr] Adding err-derive v0.2.4 (latest: v0.3.1) [INFO] [stderr] Adding git2 v0.16.1 (latest: v0.18.3) [INFO] [stderr] Adding hermit-abi v0.1.19 (latest: v0.3.9) [INFO] [stderr] Adding libgit2-sys v0.14.2+1.5.1 (latest: v0.16.2+1.7.2) [INFO] [stderr] Adding memoffset v0.6.5 (latest: v0.9.1) [INFO] [stderr] Adding nix v0.22.3 (latest: v0.28.0) [INFO] [stderr] Adding ntapi v0.3.7 (latest: v0.4.1) [INFO] [stderr] Adding page_size v0.4.2 (latest: v0.6.0) [INFO] [stderr] Adding partition-identity v0.2.8 (latest: v0.3.0) [INFO] [stderr] Adding proc-mounts v0.2.4 (latest: v0.3.0) [INFO] [stderr] Adding rustbus v0.17.0 (latest: v0.19.3) [INFO] [stderr] Adding rustbus_derive v0.4.0 (latest: v0.5.0) [INFO] [stderr] Adding simplelog v0.11.2 (latest: v0.12.2) [INFO] [stderr] Adding strsim v0.8.0 (latest: v0.11.1) [INFO] [stderr] Adding syn v1.0.109 (latest: v2.0.58) [INFO] [stderr] Adding synstructure v0.12.6 (latest: v0.13.1) [INFO] [stderr] Adding sysinfo v0.23.13 (latest: v0.30.8) [INFO] [stderr] Adding sysinfo v0.27.8 (latest: v0.30.8) [INFO] [stderr] Adding termcolor v1.1.3 (latest: v1.4.1) [INFO] [stderr] Adding textwrap v0.11.0 (latest: v0.16.1) [INFO] [stderr] Adding vergen v7.5.1 (latest: v8.3.1) [INFO] [stderr] Adding wasi v0.11.0+wasi-snapshot-preview1 (latest: v0.13.0+wasi-0.2.0) [INFO] [stderr] Adding windows-core v0.52.0 (latest: v0.55.0) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded rustbus_derive v0.4.0 [INFO] [stderr] Downloaded scan_fmt v0.2.6 [INFO] [stderr] Downloaded page_size v0.4.2 [INFO] [stderr] Downloaded partition-identity v0.2.8 [INFO] [stderr] Downloaded ctrlc v3.4.4 [INFO] [stderr] Downloaded proc-mounts v0.2.4 [INFO] [stderr] Downloaded rustbus v0.17.0 [INFO] [stderr] Downloaded sysinfo v0.23.13 [INFO] [stderr] Downloaded git2 v0.16.1 [INFO] [stderr] Downloaded sysinfo v0.27.8 [INFO] [stderr] Downloaded libgit2-sys v0.14.2+1.5.1 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] b7de3e8ee9dd8055e926a8b5ff23c0e6ce30d3c2146041a92e737574dbb77a42 [INFO] running `Command { std: "docker" "start" "-a" "b7de3e8ee9dd8055e926a8b5ff23c0e6ce30d3c2146041a92e737574dbb77a42", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "b7de3e8ee9dd8055e926a8b5ff23c0e6ce30d3c2146041a92e737574dbb77a42", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b7de3e8ee9dd8055e926a8b5ff23c0e6ce30d3c2146041a92e737574dbb77a42", kill_on_drop: false }` [INFO] [stdout] b7de3e8ee9dd8055e926a8b5ff23c0e6ce30d3c2146041a92e737574dbb77a42 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 11453a257262044a52e186a56e96e82bc5f64b9b0c1ffd1d222d54bff49ac243 [INFO] running `Command { std: "docker" "start" "-a" "11453a257262044a52e186a56e96e82bc5f64b9b0c1ffd1d222d54bff49ac243", kill_on_drop: false }` [INFO] [stderr] Compiling tinyvec_macros v0.1.1 [INFO] [stderr] Compiling powerfmt v0.2.0 [INFO] [stderr] Compiling num-conv v0.1.0 [INFO] [stderr] Compiling libc v0.2.153 [INFO] [stderr] Compiling num-traits v0.2.18 [INFO] [stderr] Compiling semver v1.0.22 [INFO] [stderr] Compiling time-core v0.1.2 [INFO] [stderr] Compiling percent-encoding v2.3.1 [INFO] [stderr] Compiling unicode-bidi v0.3.15 [INFO] [stderr] Compiling anyhow v1.0.81 [INFO] [stderr] Compiling err-derive v0.2.4 [INFO] [stderr] Compiling num-bigint v0.4.4 [INFO] [stderr] Compiling proc-macro-error v1.0.4 [INFO] [stderr] Compiling enum-iterator-derive v1.3.0 [INFO] [stderr] Compiling memoffset v0.6.5 [INFO] [stderr] Compiling cfg_aliases v0.1.1 [INFO] [stderr] Compiling tinyvec v1.6.0 [INFO] [stderr] Compiling form_urlencoded v1.2.1 [INFO] [stderr] Compiling log v0.4.21 [INFO] [stderr] Compiling nix v0.28.0 [INFO] [stderr] Compiling thiserror v1.0.58 [INFO] [stderr] Compiling deranged v0.3.11 [INFO] [stderr] Compiling num-rational v0.4.1 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Compiling sysinfo v0.23.13 [INFO] [stderr] Compiling rustbus_derive v0.4.0 [INFO] [stderr] Checking crossbeam-channel v0.5.12 [INFO] [stderr] Checking crossbeam-queue v0.3.11 [INFO] [stderr] Compiling getset v0.1.2 [INFO] [stderr] Checking nix v0.22.3 [INFO] [stderr] Checking clap v2.34.0 [INFO] [stderr] Checking crossbeam v0.8.4 [INFO] [stderr] Checking env_logger v0.9.3 [INFO] [stderr] Checking rand v0.8.5 [INFO] [stderr] Compiling rustc_version v0.4.0 [INFO] [stderr] Compiling time v0.3.34 [INFO] [stderr] Checking console v0.15.8 [INFO] [stderr] Checking scan_fmt v0.2.6 [INFO] [stderr] Checking page_size v0.4.2 [INFO] [stderr] Compiling unicode-normalization v0.1.23 [INFO] [stderr] Checking num_cpus v1.16.0 [INFO] [stderr] Checking json v0.12.4 [INFO] [stderr] Compiling jobserver v0.1.28 [INFO] [stderr] Compiling idna v0.5.0 [INFO] [stderr] Compiling sysinfo v0.27.8 [INFO] [stderr] Compiling cc v1.0.90 [INFO] [stderr] Checking partition-identity v0.2.8 [INFO] [stderr] Checking proc-mounts v0.2.4 [INFO] [stderr] Compiling enum-iterator v1.5.0 [INFO] [stderr] Checking num-integer v0.1.46 [INFO] [stderr] Checking chrono v0.4.37 [INFO] [stderr] Checking num-complex v0.4.5 [INFO] [stderr] Checking ctrlc v3.4.4 [INFO] [stderr] Checking num-iter v0.1.44 [INFO] [stderr] Compiling url v2.5.0 [INFO] [stderr] Compiling vergen v7.5.1 [INFO] [stderr] Compiling libz-sys v1.1.16 [INFO] [stderr] Compiling libgit2-sys v0.14.2+1.5.1 [INFO] [stderr] Checking simplelog v0.11.2 [INFO] [stderr] Checking num v0.4.1 [INFO] [stderr] Checking rustbus v0.17.0 [INFO] [stderr] Compiling git2 v0.16.1 [INFO] [stderr] Compiling rd-util v2.2.3 (/opt/rustwide/workdir) [INFO] [stdout] warning: the item `sysinfo` is imported redundantly [INFO] [stdout] --> src/lib.rs:28:15 [INFO] [stdout] | [INFO] [stdout] 28 | use sysinfo::{self, SystemExt}; [INFO] [stdout] | ^^^^ the item `sysinfo` is already defined by prelude [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Default` is imported redundantly [INFO] [stdout] --> src/json_file.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 5 | use std::default::Default; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/385fa9d845dd326c6bbfd58c22244215e431948a/library/std/src/prelude/mod.rs:134:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `Default` is already defined here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `sysinfo` is imported redundantly [INFO] [stdout] --> src/lib.rs:28:15 [INFO] [stdout] | [INFO] [stdout] 28 | use sysinfo::{self, SystemExt}; [INFO] [stdout] | ^^^^ the item `sysinfo` is already defined by prelude [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Default` is imported redundantly [INFO] [stdout] --> src/json_file.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 5 | use std::default::Default; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/385fa9d845dd326c6bbfd58c22244215e431948a/library/std/src/prelude/mod.rs:134:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `Default` is already defined here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary `unsafe` block [INFO] [stdout] --> src/storage_info.rs:55:17 [INFO] [stdout] | [INFO] [stdout] 55 | if devnr == unsafe { libc::makedev(maj, min) } { [INFO] [stdout] | ^^^^^^ unnecessary `unsafe` block [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_unsafe)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary `unsafe` block [INFO] [stdout] --> src/storage_info.rs:55:17 [INFO] [stdout] | [INFO] [stdout] 55 | if devnr == unsafe { libc::makedev(maj, min) } { [INFO] [stdout] | ^^^^^^ unnecessary `unsafe` block [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_unsafe)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 19.04s [INFO] running `Command { std: "docker" "inspect" "11453a257262044a52e186a56e96e82bc5f64b9b0c1ffd1d222d54bff49ac243", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "11453a257262044a52e186a56e96e82bc5f64b9b0c1ffd1d222d54bff49ac243", kill_on_drop: false }` [INFO] [stdout] 11453a257262044a52e186a56e96e82bc5f64b9b0c1ffd1d222d54bff49ac243